**Proceedings of the Twelfth Australasian Fluid Mechanics Conference **

**Table of Contents **

**The G.K. Batchelor Lecture**

*The influence of laboratory experiments on the development of geophysical fluid dynamics, *JS Turner

**Wakes I**

*Characteristics of the aerodynamic forces acting on a circular cylinder in the critical Reynolds number regime, *T Adachi, S Kobayashi, M Satoh & K Ishibashi

*Near-wake vorticity dynamics in bluff body flows, *HM Blackburn & RD Henderson

*Investigation of unsteady flow on the base of a blunt trailing edge aerofoil, *K Vassilopoulos & SL Gai

*Effects of surface roughness on a circular cylinder in supercritical turbulent flow, *JCK Cheung & WH Melbourne

*The Kelvin-Helmholtz instability of the separated shear layer from a cylinder, *M Khor, J Sheridan, K Hourigan & M Welsh

*Characterisation of the instability in the near-wake of a circular cylinder,* M Khor, J Sheridan, K Hourigan & M Welsh

** Convection in Cavities**

*Unsteady low aspect ratio cavity convection driven by differential fluxes on the horizontal boundaries, *JJ Sturman & GN Ivey

*Experimental investigation of the steady-state convection flow in a side-heated square cavity, * W Schöpf

*Fluid flow in an enclosure with colliding boundary layers, *R Kulkarni & P Cooper

*Unsteady natural convection adjacent to a semin-infinite vertical plate. An experimental study, *TJ Graham

*Two-dimensional linear stability analysis of the boundary layer in a differentially heated cavity, *AMH Brooker

*Multi-cell flow in differentially heated slots, *PW Cleary* *

**Turbomachines**

*Effect of blade spacing on the relation between inlet angle and incidence loss in a centrifugal compressor inducer, *T Mashimo & T Ono

*Derivation of axial compressor stage characteristics from the overall performance map, *M Abdel-Fattah & PC Frith

*Rotating stall in mixed-flow turbomachines, *A Yadoiwa, N Ito, S Akaike, A Whitfield & T Sakai

*Simulation of aerodynamic loss for trailing-edge coolant ejection in gas turbine blades, *M Aminossadati & DJ Mee

*Vorticity in the wake of a small horizontal axis wind turbine, *PR Ebert & DH Wood

*Development of a new membrane airfoil and its application to the wells turbine, *T Sugimoto & S Kumagai

**Laminar and Transitional Flows**

*Intermittency detection from surface film arrays on aerofoils in unsteady flow, *WJ Solomon & GJ Walker

*Numerical simulation of spatially-evolving boundary layer, *CJ Bulbeck, MS Chong & J Soria

*Spatial and temporal characteristics of boundary layers controlled with the Lorentz force, *DM Nosenchuck, GL Brown, HC Culver, TI Eng & IS Huang

*Stability of ‘quasilinearization’ for the rotating porous disk with uniform suction of blowing, *A Desseaux

*A study of the roll-up of a vortex sheet at the head of a rectangular piston, *JJ Allen, TB Nickels & MS Chong

*Performance characteristics of misaligned hydrodynamic journal bearings, *AK Tieu & ZL Qiu

**Keynote Paper 2**

*Application of control theory to turbulence, *P Moin & T Bewley

**Jets I**

*Dynamic oscillation of a quasi-planar jet, *J Mi, GJ Nathan & RE Luxton

*Some comments on the structure of the turbulent coflowing jet, *TB Nickels & AE Perry

*Investigations of a circular jet with swirl, *C Grubb & S Rajagopalan

*Hot-wire studies of plane jet impingement, *C V Tu, DH Wood & JD Hooper

*Precession in axisymmetric confined jets, *SJ Hill, GJ Nathan & RE Luxton

** Experimental Facilities**

*The design the performance of a twisted flow windtunnel for testing yacht sails, *RGJ Flay

*Comparative performance of various contraction profiles, *S Ramaseshan & MA Ramaswamy

*Reduction of free stream turbulence in the test section of a cryogenic wind tunnel, *G Romberg

*Development of a horizontal planar motion mechanism for determining hydrodynamic characteristics of underwater vehicles, *BJ Anderson, GF Campanella & GJ Walker

*A wind tunnel strain gauge balance calibration system, *SSW Lam & BD Fairlie

** Buoyant Flows I**

*Flow in faults and fractures, *OM Phillips

*Melting and dissolving driven by vigorous compositional convection, *RC Kerr

*The lateral advance speed of thermohaline intrusions,* BR Ruddick

*Particle flux through sediment fingers, *CF Chen

*The salt finger experiments of W Stanley Jevons, Sydney, 1857, *RW Schmitt* *

**Hydraulics**

*Turbulent flow in irregular channels, *CJ Apelt & X Qi

*Evaluation of depth-integrated turbulence models for unidirectional open-channel flows, *C Beffa & D Goring

*Dynamic pressure on check-dam due to debris flow collision, *P Scotton & F Trivellato

*Analytic solutions for solute transport in hillside seepage, *WW Read & GE Sneddon* *

**Keynote Paper 3**

*NMR imaging in rheology, *PT Callaghan

**Turbulent Boundary Layers I**

*Similarity laws and attached eddy shapes in turbulent boundary layers, *AE Perry, AK Mesbah Uddin & I Marusic

*Reynolds stress models for a turbulent boundary layer, *L Djenidi & RA Antonia

*A wall-wake model for turbulent boundary layers with pressure gradients, *I Marusic & AE Perry

*Effect of concentrated wall suction on the structure of a turbulent boundary layer, *Y Zhu & RA Antonia

*Nonlinear saturation of stationary crossflow vortices in a three-dimensional boundary layer, *MS Reibert, WS Saric & KL Chapman

*Some aspects of three-dimensional turbulent separation,* RL Simpson

** Wakes II**

*The mechanism controlling vortex shedding from rectangular bluff-bodies, *R Mills, J Sheridan, K Hourigan & MC Welsh

*Effects of boundary layer transition on vortex shedding from thick plates with faired leading edge and square trailing edge, *MK Bull, I Li & JM Pickles

*Three-dimensional vortex structures in bluff body wakes, *J Wu, J Sheridan, MC Welsh & K Hourigan

*Flow regimes and base pressures on tandem arrays of plates of rectangular cross-section, *AM Blazewicz, MK Bull & JM Pickles

*Modification of the flow-induced vibration of a flexible circular cylinder over the lock-in range by a neighbouring cylinder of a larger diameter, *AP To & KM Lam

*Three-dimensional mode development in a low Reynolds number flow over a cylinder, *M Thompson, K Hourigan & J Sheridan

**Naval Hydrodynamics**

*Seakeeping investigation of wave piercing and swath vessels using a time domain step theory, *DS Holloway & MR David

*A desingularized boundary integral method for fully nonlinear water wave problems, *RF Beck & SM Scorpio

*Wave pattern prediction of monohulls and catamarans in a shallow-water canal by linearised theory, *M Insel & LJ Doctors

*The influence of a proboscidean bow on ship motions, *LJ Doctors

*A simplified theory for the tacking of a sailboat, *RW Bilger

*Performance of water jet propulsion systems with boundary layer ingestion, *JL Roberts & GJ Walker

** Rotating Flows**

*Flow regimes in the sliced-cylinder model of ocean circulation, *RW Griffiths

*Experiments on turbulence and dispersion in a rotating, stratified fluid, *PF Linden, SB Dalziel, MJ Drayton & BM Boubnov

*Boundary-layer separation in two-layer flow past a cylinder in a rotating frame, *MA Page & P Blanchonette

*Effect of rate of increase of the inner cylinder speed on selection of the final wavelength in Taylor vortex flow, *J Rigopoulos, M Thompson & J Sheridan

*Mixing in the wavy vortex regime of Taylor-Couette flow, *MJ Rudman

*The torsionally driven cavity: A test case for comparison between experiment and prediction, *LJW Graham, MC Thompson & K Hourigan

**Keynote Paper 4**

*Film cooling for gas turbine blades, *IS Gartshore, D Licu & ME Salcudean

**Keynote Paper 5**

*Experiments with unsteady two-phase flows, *Y Hardalupas, AMKP Taylor & JH Whitelaw

** Jets II**

*Secondary jet injection at the throat of an axisymmetric nozzle – Deduction of a vortex skeleton, *SS Vidakovic & RE Luxton

*Application of a colour sensitive dye to the measurement of concentration in a turbulent jet, *AF Corriveau & WD Baines

*A recirculation zone in a precessing jet detected with 3-dimensional LDA, *GM Schneider, GJ Nathan, RE Luxton, D Froud & N Syred

*The wake vortex system of a jet in a cross-flow, *MJ Rudman

*The vortical structure of jets in crossflow, *BR Morton

*The axisymmetric equations for a buoyant jet in a cross flow, *S Gaskin, DA Papps & IR Wood* *

** Stratified Flows**

*The three-dimensional mean velocity for stratified turbulent flows: The temporal-residual-mean velocity, *TJ McDougall

*Topographic effects on convection in a rotating, stratified fluid, *MJ Coates & GN Ivey

*Mixing efficiencies in thermally stratified turbulent flows, *CJ Lemckert, A Etemad-Shahidi & J Imberger

*A surge-wave scaling for the purging of density stabilized ponds, * SW Armfield, W Debler & T Asaeda

*The isolated propagating flow: A hybrid between a solitary wave and a density-driven flow, *R Manasseh, C-Y Ching & HJS Fernando

*Modelling the Korteweg-De Vries equation for the description of non-linear internal wave transformation in the ocean, *P Holloway, E Pelinovsky, T Talipova & B Barnes* *

** Velocity Measurement**

*Correcting measurements from a cup anemometer and wind vane, *PR Ebert, DH Wood & SF Graebe

*A study of the Taylor hypothesis using wavelet analysis, *P-Å Krogstad, JH Kaspersen & S Rimestad

*A two component LDA and its application to narrow channel flow, *AK Tieu, EB Li & MR MacKenzie

*Accuracy of out-of-plane component vorticity measurement using in-plane velocity vector field measurements, *J Soria & A Fouras

*Joint imaging of velocity and flame front movement in a turbulent premixed flame, *PAM Kalt, SH Stårner & RW Bilger

*The application of PIV to the precessing jet nozzle, *GJR Newbold, DS Nobes, ZT Alwahabi, GJ Nathan & RE Luxton

**Numerical Methods I**

*Computing stream functions on arbitrary meshes, *DAJ Knight & GD Mallinson

*Accuracy and efficiency of some higher-order schemes on non-uniform grids for fluid flow problems, *Y Li & L Baldacchino

*Modelling steady state free surface flows using fastflo, *JR Mooney & FR De Hoog

*Multigrid acceleration of compressible flow computation, *A Di Mascio & B Favini

*The use of hyperviscosity in simulations of nonlinear geophysical fluid flows, *C Mackaskill & BM Bewick

*Real 3-dimensional simulation of near-field, *L Yu, AM Righetto & Y Zhu

**Keynote Paper 6**

*The present status, challenges, and future developments in computational fluid dynamics, *A Jameson* *

**Turbulent Boundary Layers II**

*Effects of secondary flows on developing, turbulent, rotating boundary layers, *I Macfarlane & PN Joubert

*The effect of aspect ratio and divergence on the turbulence structure of boundary layers, *MB Jones, I Marusic & AE Perry

*The effect of a square groove on a boundary layer, *BR Pearson, R Elavarasan & RA Antonia

*Spatially detected near wall shear layer events in smooth and rough wall turbulent boundary layers, *CL Gan & DG Bogard

*Visualization of near wall region in a turbulent boundary layer over transverse square cavities with different spacing, *R Elavarasan, BR Pearson & RA Antonia* *

** Industrial Flows**

*Mathematical modelling of erosion in a fluidized bed, *DD Achim, AK Easton, JH Perry & PM Schwartz

*Oscillations of submerged jets confined in a narrow deep rectangular cavity, *TA Honeyands & NA Molloy

*An initial analysis on the lobed forced mixer flow with scalloped lobes, *RA Parsons, AK Tieu & WK Soh* *

**Unsteady Flows**

Unsteady high Reynolds number flow, AD Brydon & MA Page

Computational simulations of pulsating turbulent pipe flow, JD Jackson & S He

*Simulation of acoustically forced flows around long rectangular plates, *C Thompson, R Mills, J Sheridan & K Hourigan

*Numerical simulation of unsteady flow around a square two-dimensional cylinder, *A Sohankar, L Davidson & C Norberg

*Verification test for the flow-induced vibration of a new steam generator,* T Iwatsubo, K Matasuntani, T Iwase, T Sunami, T Nakamura, Y Watanabe & K Tomomatsu

**Combustion**

*Computation of swirling turbulent diffusion flames with a finite-element method, *Z Zhu & NA Stokes

*Modelling of bluff-body recirculating flows, *BB Dally, AR Masri & DF Fletcher

*Some conditional statistics in reacting numerical turbulence, * N Swaminathan, S Mahalingam & RM Kerr

*The effect of pressure on emission indices, *DR Honnery & J Bennett

*Modelling of plasma augmented solid propellant combustion, *AE Wildegger-Gaissmaier, GP Wren & A Hosangadi

*Some conditional statistics in reacting numerical turbulence, * N Swaminathan, S Mahalingam & RM Kerr

*The effect of pressure on emission indices, *DR Honnery & J Bennett

**Keynote Paper 7**

*Small-scale intermittency in turbulence, *KR Sreenivasan

**Turbulent Pipe Flows**

*Pressure-velocity correlations in swirling pipe flow, *AR Del Musgrove & JD Hooper

*In defence of Nikuradse, *DRH Beattie

*Pressure probe measurements of Reynolds stresses and static pressure fluctuations in developed pipe flow, *JD Hooper & AR Del Musgrove

*On the diffusion of matter from a wall point source in a turbulent pipe flow, *I Nakamura, Y Sakai, M Miwa, H Tsunoda & T Kushida

*An empirical model to explain turbulent flow in a conical diffuser, *RK Singih & RS Azad

*Measurement of time mean and turbulence parameters of turbulent swirling flows in axisymmetric annuli, *W Yang, YS Morsi & JP Van Der Walt* *

**Computational Fluid Dynamics**

*Modelling 3D turbulent flow in a continuous casting tundish using fastflo, *X-L Luo

*Computational fluid dynamics with star-CD to predict the manoeuvring characteristics of submarines, *CA Caux & BL Cardot

*Simulation of mixing for incompressible flow through a periodically obstructed channel,* T Howes & EPL Roberts

*Numerical simulation of turbulence suppression in developing turbulent pipe flow due to a ring device, *JCS Lai & C Yang

*Mathematical modeling of fire induced turbulent ceiling jets, *B Moghtaderi & V Novozhilov

*Using computational fluid dynamics to model the atmospheric dispersion of fire plumes, *AC Ward & IT Cameron

** Plumes**

*Investigation into the minimum internal stack Reynolds number for model concentration measurements – The basic statistics, *TJ Taylor & WH Melbourne

*Studies of fumigation processes in atmospheric thermal internal boundary layers, *AK Luhar

*Turbulent dispersion with broken reflexional symmetry, *MS Borgas

*Buoyant discharge from a line diffuser into a current with vertical stratification, *DL Wilkinson & ED Couriel

*Measurement and modelling of non-buoyant turbulent reacting plumes, *RJ Brown & RW Bilger

*Conditional moment closure of reactive plumes behind line sources in homogeneous turbulence, *J-D Li & RW Bilger

** Convection**

*Cold jets or hot plumes? The bifurcation structure of natural convective flows between a cold plate and a hot body, *PW Cleary

*Novel convective instabilities of low- to moderate-Prandtl number fluids, *G Metcalfe & RP Behringer

*Rayleigh-Benard pattern disturbed by a lateral forced roll, *P Cerisier, S Rahal, M Jaeger & M Medale

*A qualitative study of unsteady non-penetrative thermal convection from non-uniform surfaces, *RD Keane & RJ Adrian

*Natural ventilation of an enclosure containing one positive and one negative source of buoyancy, *P Cooper & PF Linden

*Partial melting with free convection, *AM Leitch

**Keynote Paper 8**

*Fluidic self assembly of proteins and devices, *S Kim

**Reattaching Flows**

*Control of turbulent separated and reattaching flow by periodic perturbation, *KB Chun & HJ Sung

*Attachment of three-dimensional, turbulent, round wall jet to circular cylinder, *T Shakouchi & Y Yoshida

*Mean flow characteristics in the near field of a turbulent offset jet, *A Nasr & JCS Lai

*The velocity field of a 15° inclined wall jet under controlled excitation, *JCS Lai & A Nasr

*LDV measurements in a swirling vortex flow around a sphere, *NR Panchapakesan, T Mattner, MS Chong & PN Joubert* *

**Aerodynamics**

*The aeroelastic modelling of membrane wings, *MS Johnston, PS Jackson & RGJ Flay

*Sail force coefficients and optimum appendages for a sailboat, *RW Bilger

*The unsteady aerodynamic behaviour of boundary layer transition and circulation phase as sub-critical Reynolds numbers, *KJ Mallon, OP Levinski & KC Brown

*Effect of ship airwake interference of helicopter trim and control positions, *KR Reddy & T Truong

*Aerodynamic characteristics of forebody-cylinder combinations of circular/non-circular cross section at angles of attack, *RK Sharma, PTheerthamalai & S Panneerselvam* *

**Two-phase Flows**

*Experimental investifation of air-water slug flow in horizontal pipes and comparison with existing models, *MC Cook, CH Newton & M Behnia

*Self-centring of thin liquid films inside small tubes, *W Nozhat & DB Stewart

*Air bubble diffusion in supercritical open channel flows, *H Chanson

*An improved model for deposition of cohesive sediments, *PL Shrestha* *

** Numerical Methods II**

*The free-ale method for flow in deforming geometries, *C Were & G Mallinson

*Parallel computation of incompressible flow for industrial applications, *ML Sawley, O Byrde, JD Reymond & D Cobut

*Numerical simulation of low-Mach-number compressible flows, *C-H Li

A collocation spectral method for high Reynolds number flow, K Liffman

*A comparison of mass lumping techniques for the two-dimensional Navier-Stokes equations, *DA Niclasen & HM Blackburn* *

**Keynote Paper 9**

*Bubbly flows and the plunging jet flotation column, *GJ Jameson* *

** Turbulence Modelling**

*Velocity gradient invariant evolution from a linear diffusion model, *J Martin & C Dopazo

*The study of vorticity-strain field alignment characteristics using direct numerical simulation of homogeneous turbulent flows, *A Ooi, MS Chong & J Soria

*Conditional methods and Lagrangian particle diffusion, *A Yu Klimenko

*Topology of flow patterns and alignment of vorticity vector with principal strain directions, *MS Chong & J Soria

*An EDQNM model for inhomogeneous turbulence applied of diffusive turbulence generated by an oscillating grid, * S Parpais, A Laporta & JP Bertoglio

*An investigation of renormalization group based algebraic turbulence model, *MP Fard & K Srinivas

**Rheology**

*Observation of elastic effects in confined swirling flow of viscoelastic fluids, *JR Stokes, LJW Graham & DV Boger

*The shear viscosity of fibre suspensions, *V Ilic & N Phan-Thien

*Linear viscoelastic region for wheat flour doughs, *A Morales-Patino, N Phan-Thien, P Gras & F Macritchie

*Some rheological properties of wheat flour gels, *M Louda, A Morales-Patino, N Phan-Thien & Ilic

*Edge fracture in rheometry, *M Keentok

*Numerical solution of continuous model for fluid – Particle Flows, *F Lalli* *

**High Mach No Flows**

*Drag measurement in flows of 50 Microsecond duration, *AL Smith & DJ Mee

*PLIF imaging of nitric oxide in high enthalpy flows, *PC Palma, TJ McIntyre & AFP Houwing

*Calculations of inviscid high speed dissociating gas flow over a cone at incidence, *MN Macrossan & C Eckett

*An experimental and numerical study of hypersonic flat plate flow,* SG Mallinson & JF Milthorpe

*Hypersonic blunt body flows in reacting carbon dioxide, *IA Johnston & PA Jacobs

*Transition experiments on a slender cone at Mach3, *J Olsson

** Bubbles**

*A numerical simulation of the growth and collapse of vapour cavity near a free surface on distributed computing through PVM, *U Periyathamby, BC Khoo, KS Yeo & QX Wang

*Jet impact in collapsing bubbles, *JR Blake & RP Tong

*The evolution of a gas bubble in a shallow water, *QX Wang, KS Yeo, BC Khoo & KY Lam

*A numerical study of bubble motion in a gravitational field, *L Chen, JA Reizes & E Leonardi

*Measurement of physical characteristics of a submerged gas injection system, *YS Morsi, DD Atapattu, W Yang & NB Gray

*Modelling cavitation in valves using an orifice plate test rig, *KS Boddeus & WK Soh

**Wakes III**

*Bistable flows of two unequal square cylinders in various staggered arrangements, *AY Chiu & NWM Ko

*Vorticity field and identification of two-dimensional vortices, *V Herbert, M Larcheveque & C Staquet

*The effect of initial mean velocity profile on the evolution of instabilities in two-dimensional wakes, *HMR Barker, MJ Maghrebi & J Soria

*Statistics of Xu/Xy in a turbulent shear flow, *HS Shafi, Y Zhu & RA Antonia

** Numerical Simulation**

*A numerical viscometer?, PF Rider & N Phan-Thien*

Viscoelastic flow between eccentric rotating cylinders by unstructured control volume method, X Huang, N Phan-Thien & RI Tanner

*A robust finite element and streamline integration method for non-Newtonian fluid flows: ACSS/SI, *J Sun, N Phan-Thien & RI Tanner

*Spatially-periodic steady solutions of the Navier-Stokes equations with the ABC-force, *OM Podvigina

**Flows Near a Free Surface**

*Numerical simulation of flow due to impacting drops, *DE Morton, MJ Rudman & J-L Liow

*Vorticity generation and flow separation at free surfaces, *RW Cresswell, BR Morton & P Blanchonette

*On the near field representation in a free surface vortex, *F Trivellato

*Standing waves on cylindrical fluid jets, *KM Awati & T Howes

** Special Topics**

*In vitro steady flow velocity and shear stress measurements in the vicinity of a jellyfish valve, *AA Sakhaeimanesh, YS Morsi, GD Tansley & S Yu

*Enhancement of water evaporation from a cylindrical container due to concentration induced free convection, *H Suehrcke & JA Harris

*Measurement of secondary flow velocity and turbulence in a twisted s-tube, *Y Aoyama & K Murakami

*Weld pool development during gas metal arc welding processes, *IS Kim & A Basu* *

**Keynote Paper 10**

*Shock waves in engineering and medicine, *K Takayama